2007 BMW 550 vs. 2012 GMC Sierra
To start off, 2012 GMC Sierra is newer by 5 year(s). Which means there will be less support and parts availability for 2007 BMW 550. In addition, the cost of maintenance, including insurance, on 2007 BMW 550 would be higher. At 6,000 cc (8 cylinders), 2012 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 BMW 550 (657 HP @ 3400 RPM) has 293 more horse power than 2012 GMC Sierra. (364 HP @ 5400 RPM). In normal driving conditions, 2007 BMW 550 should accelerate faster than 2012 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2012 GMC Sierra weights approximately 999 kg more than 2007 BMW 550.
Because 2012 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 550. In wet, icy, snow, or gravel driving conditions, 2012 GMC Sierra will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2012 GMC Sierra (506 Nm @ 4400 RPM) has 16 more torque (in Nm) than 2007 BMW 550. (490 Nm @ 3400 RPM). This means 2012 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 550.
Compare all specifications:
| 2007 BMW 550 | 2012 GMC Sierra | |
| Make | BMW | GMC |
| Model | 550 | Sierra |
| Year Released | 2007 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 4797 cc | 6000 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 657 HP | 364 HP |
| Engine RPM | 3400 RPM | 5400 RPM |
| Torque | 490 Nm | 506 Nm |
| Torque RPM | 3400 RPM | 4400 RPM |
| Engine Compression Ratio | 10.5:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1660 kg | 2659 kg |
| Vehicle Length | 4850 mm | 5710 mm |
| Vehicle Width | 1470 mm | 2040 mm |
| Vehicle Height | 1850 mm | 1940 mm |
| Wheelbase Size | 2890 mm | 3380 mm |
| Fuel Consumption Overall | 10.8 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 70 L | 129 L |
